FREE Trial
Answered step by step
Verified Expert Solution
Link Copied!

Question

1 Approved Answer

The monthly water bill of a utility company in Boston, MA has a normal distribution with a mean of $26 per month and a standard

The monthly water bill of a utility company in Boston, MA has a normal distribution with a mean of $26 per month and a standard deviation of $5.50. A customer's current monthly water bill is $75 for the month. What is the z-score that corresponds to a water bill of $75? Round the answer to two decimal places

Step by Step Solution

There are 3 Steps involved in it

Step: 1

blur-text-image

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

blur-text-image

Step: 3

blur-text-image

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

Fundamentals Of Business Mathematics In Canada

Fundamentals Of Business Mathematics In Canada

Authors: F. Ernest Jerome, Jackie Shemko

3rd Edition

1259370151, 978-1259370151

More Books

Students also viewed these Mathematics questions

Question

Can you help me with this? LetZ be a standard normal random variable. Use the calculator provided, or this table, to determine the value of c. P({}.94 s z s c) = 0.3125 Carry your intermediate...

Answered: 1 week ago

Question

eBook Henderson's Hardware has an ROA of 13%, a 7% profit margin, and an ROE of 17%. What is its total assets turnover? Do not round intermediate calculations. Round your answer to two decimal...

Answered: 1 week ago

Question

eBook Henderson's Hardware has an ROA of 9%, a 5.5% profit margin, and an ROE of 25%. What is its total assets turnover? Do not round intermediate calculations. Round your answer to two decimal...

Answered: 1 week ago

Question

★★★★★
Burke Fabricators completed two jobs in June. Burke Fabricators recorded the following costs assigned to the jobs by the companys activity-based costing system: Job 622 required 2,400 parts, 77,500...

Answered: 1 week ago

Question

★★★★★
Suppose you are looking at two wire loops in the plane of the page as shown in Fig. 21-64. When switch S is closed in the left-hand coil, (a) What is the direction of the induced current in the other...

Answered: 1 week ago

Question

★★★★★
For any rectangle WXYZ, decide whether the statement is always or sometimes true. Draw a diagram and explain your reasoning. WX = YZ

Answered: 1 week ago

Question

★★★★★
In a hypothesis test for a population proportion what does ????0 represent?

Answered: 1 week ago

Question

★★★★★
Record the following transactions on the books of Kuist Co. (Omit cost of goods sold entries.) (a) On July 1, Kuist Co. sold merchandise on account to Firer Inc. for $23,000, terms 2/10, n/30. (b) On...

Answered: 1 week ago

Question

★★★★★
7A-14 Consider the following cash flow. Year Cash Flow $100 240 -143 0 (a) If the minimum attractive rate of return is 12%, should the project be undertaken? (b) If the firm's interest rate is 25%,...

Answered: 1 week ago

Question

★★★★★
Which of the following factors do you think are critical to determine the returns on a security (i.e., stock) or your business? (1) The overall economy (systematic, market risk) which can be captured...

Answered: 1 week ago

Question

★★★★★
Suppose your department decides to host a celebration because they exceeded sales expectations for the quarter. If you were only focused on equality, what would you do? Limit institutional barriers...

Answered: 1 week ago

Question

★★★★★
Income Statement Revenue: Collars $ 322,560 Leashes 271,040 Harnesses 312,500 Total Revenue: $ 906,100 Cost of goods sold 28,258 Gross profit $ 877,842 Expenses: General and administrative salaries $...

Answered: 1 week ago

Question

★★★★★
Determine the moment generated by the 425 N force applied at point D about point C Note: Remember Counterclockwise moments are considered positive. Justify your answer to receive full points. 215 mm...

Answered: 1 week ago

Question

★★★★★
A recruiter is using a consistent set of questions to interview candidates for retail cashier roles in locations across the US Which question ( s ) would be inappropriate to ask? Select all that...

Answered: 1 week ago

Question

★★★★★
A customer entrusts certain important documents for safe custody to his bank.The bank keeps the documents in a wooden box.Later it is found that the documents were destroyed by white ants.What is the...

Answered: 1 week ago

Question

★★★★★
John established his first Roth IRA seven years ago and has made a total participant contribution of $7,000 so far. Four years ago, he also converted his Traditional IRA assets ($6,000) to his Roth...

Answered: 1 week ago

Question

★★★★★
Three successive resonance frequencies in an organ pipe are 1310, 1834, and 2358 Hz. (a) Is the pipe closed at one end or open at both ends? (b) What is the fundamental frequency? (c) What is the...

Answered: 1 week ago

Question

★★★★★
=+1. The following investment project is submitted to you: project: extension of an industrial plant; purchase of equipment 20m; set-up costs 1.5m; useful life eight years; residual value 0; increase...

Answered: 1 week ago

Question

★★★★★
=+2. A company is planning to replace a machine with a new, better-performing one. The figures for the investment are as follows:

Answered: 1 week ago

Question

★★★★★
=+d. production losses while an old plant is demolished and a new one is being built;

Answered: 1 week ago

Previous Question Next Question